<?php

/* -----------------------------------------------------------------
 * 	$Id: class.shipping_estimate.php 398 2013-06-17 23:08:26Z akausch $
 * 	Copyright (c) 2011-2021 commerce:SEO by Webdesign Erfurt
 * 	http://www.commerce-seo.de
 * ------------------------------------------------------------------
 * 	based on:
 * 	(c) 2000-2001 The Exchange Project  (earlier name of osCommerce)
 * 	(c) 2002-2003 osCommerce - www.oscommerce.com
 * 	(c) 2003     nextcommerce - www.nextcommerce.org
 * 	(c) 2005     xt:Commerce - www.xt-commerce.com
 * 	Released under the GNU General Public License
 * --------------------------------------------------------------- */

require_once(DIR_FS_INC . 'xtc_in_array.inc.php');

class order {

    var $delivery;

    function query($order_id) {
        $order_id = xtc_db_prepare_input($order_id);
        $order_query = xtc_db_query("SELECT * FROM " . TABLE_ORDERS . " WHERE orders_id = '" . xtc_db_input($order_id) . "';");
        $order = xtc_db_fetch_array($order_query);
        $this->delivery = array('country' => $order['delivery_country'],
            'country_iso_2' => $order['delivery_country_iso_code_2']);
    }
}

class shipping {

    var $modules;

    function shipping($module = '') {
        global $PHP_SELF, $order;

        if (defined('MODULE_SHIPPING_INSTALLED') && xtc_not_null(MODULE_SHIPPING_INSTALLED)) {
            $this->modules = explode(';', MODULE_SHIPPING_INSTALLED);

            $include_modules = array();

            if ((xtc_not_null($module)) && (in_array(substr($module['id'], 0, strpos($module['id'], '_')) . '.' . substr($PHP_SELF, (strrpos($PHP_SELF, '.') + 1)), $this->modules))) {
                $include_modules[] = array('class' => substr($module['id'], 0, strpos($module['id'], '_')), 'file' => substr($module['id'], 0, strpos($module['id'], '_')) . '.' . substr($PHP_SELF, (strrpos($PHP_SELF, '.') + 1)));
            } elseif (in_array('productsshipping.php', $this->modules)) {
                $include_modules[] = array('class' => 'productsshipping', 'file' => 'productsshipping.php');
            } else {
                reset($this->modules);
                while (list(, $value) = each($this->modules)) {
                    $class = substr($value, 0, strrpos($value, '.'));
                    $include_modules[] = array('class' => $class, 'file' => $value);
                }
            }
// load unallowed modules into array
            $unallowed_modules = explode(',', $_SESSION['customers_status']['customers_status_shipping_unallowed'] . ',' . $order->customer['shipping_unallowed']);
            for ($i = 0, $n = sizeof($include_modules); $i < $n; $i++) {
                if (xtc_in_array(str_replace('.php', '', $include_modules[$i]['file']), $unallowed_modules) != 'false') {
// check if zone is alowed to see module
                    if (constant(MODULE_SHIPPING_ . strtoupper(str_replace('.php', '', $include_modules[$i]['file'])) . _ALLOWED) != '') {
                        $unallowed_zones = explode(',', constant(MODULE_SHIPPING_ . strtoupper(str_replace('.php', '', $include_modules[$i]['file'])) . _ALLOWED));
                    } else {
                        $unallowed_zones = array();
                    }
                    if (in_array($_SESSION['delivery_zone'], $unallowed_zones) == true || count($unallowed_zones) == 0) {
                        include(DIR_WS_LANGUAGES . $_SESSION['language'] . '/modules/shipping/' . $include_modules[$i]['file']);
                        include(DIR_WS_MODULES . 'shipping/' . $include_modules[$i]['file']);
                        $GLOBALS[$include_modules[$i]['class']] = new $include_modules[$i]['class'];
                    }
                }
            }
        }
    }

    function quote($method = '', $module = '') {
        global $total_weight, $shipping_weight, $shipping_quoted, $shipping_num_boxes;

        $quotes_array = array();

        if (is_array($this->modules)) {
            $shipping_quoted = '';
            $shipping_num_boxes = 1;
            $shipping_weight = $total_weight;

            if (SHIPPING_BOX_WEIGHT >= $shipping_weight * SHIPPING_BOX_PADDING / 100) {
                $shipping_weight = $shipping_weight + SHIPPING_BOX_WEIGHT;
            } else {
                $shipping_weight = $shipping_weight + ($shipping_weight * SHIPPING_BOX_PADDING / 100);
            }

            if ($shipping_weight > SHIPPING_MAX_WEIGHT) { // Split into many boxes
                $shipping_num_boxes = ceil($shipping_weight / SHIPPING_MAX_WEIGHT);
                $shipping_weight = $shipping_weight / $shipping_num_boxes;
            }

            $include_quotes = array();

            if (in_array('productsshipping.php', $this->modules))
                $include_quotes[] = 'productsshipping';
            else {
                reset($this->modules);
                while (list(, $value) = each($this->modules)) {
                    $class = substr($value, 0, strrpos($value, '.'));
                    if (xtc_not_null($module)) {
                        if (($module == $class) && ($GLOBALS[$class]->enabled))
                            $include_quotes[] = $class;
                    } elseif ($GLOBALS[$class]->enabled)
                        $include_quotes[] = $class;
                }
            }

            $size = sizeof($include_quotes);
            for ($i = 0; $i < $size; $i++) {
                $quotes = $GLOBALS[$include_quotes[$i]]->quote($method);
                if (!isset($quotes['error'])):
                    if (is_array($quotes))
                        $quotes_array[] = $quotes;
                endif;
            }
        }

        return $quotes_array;
    }

}
